<?php
class techer{
    public $name="玉皇大帝";
    public $sex="男";
    public $age="138000";

    function A()
    {
        echo $this->name."  ".$this->sex."   ".$this->age;
    }
    function B()
    {
        echo "这里是B";
    }
    function C()
    {
        echo "这里是C";
    }
}